biwaensis

	site	site # (info)	collection date	kind	depth	substrate	salin	comments	reference
A	off Kita-Komatsu, Northern Basin of Lake Biwa. Japan	1890 map	16 July 1996		0.5 - 2 m	sand and rocks	fresh water		Timoshkin OA, Grygier MJ, Kawakatsu M (2004): 1301
B	Karasuma Peninsula, southern Basin of Lake Biwa. Japan	1891 map	8 March, 2000		0.1-0.15 m		fresh water	at shoreline	Timoshkin OA, Grygier MJ, Kawakatsu M (2004): 1301